//
//  VisitorLoginView.swift
//  Sina
//
//  Created by 王杰 on 15/11/8.
//  Copyright © 2015年 王杰. All rights reserved.
//

import UIKit
protocol VisitorLoginViewDelegate:NSObjectProtocol{

    func visitorWillLogin()
    
    func visitorWillRegister()


}
class VisitorLoginView: UIView {
    //声明代理属性
    weak var visitorDelegate : VisitorLoginViewDelegate?
    
    @objc func loginDidBtnClick(){
    
    visitorDelegate?.visitorWillLogin()
    
    }
    
    @objc func registerBtnDidClick(){
    visitorDelegate?.visitorWillRegister()
    
    }
    //MARK: 设置页面信息
    
    func setUIInfo(imageName:String?,title: String){
        iconView.hidden = false
        tipLabel.text = title
        if imageName != nil {
        
        circleView.image = UIImage(named: imageName! )
         bringSubviewToFront(circleView)
            iconView.hidden = true
        }else{
    
        startAnimation()
    
        }
    
    }
    
    private func startAnimation() {
    
    let anim = CABasicAnimation(keyPath: "transform.rotation")
        anim.repeatCount = MAXFLOAT
        anim.toValue = 2 * M_PI
        anim.duration = 20
        anim.removedOnCompletion = false
        
        circleView.layer.addAnimation(anim, forKey: nil)
    }
    
    init() {
        super.init(frame: CGRectZero)
        setUpUI()
    }
    required init?(coder aDecoder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }
    private func setUpUI() {
        
        addSubview(circleView)
        addSubview(backView)
        addSubview(iconView)
        
        addSubview(tipLabel)
        addSubview(loginBtn)
        addSubview(registerBtn)
        
        
        //设置frame布局失效
        for v in subviews {
            v.translatesAutoresizingMaskIntoConstraints = false
        }
        //圆圈的约束
        addConstraint(NSLayoutConstraint(item: circleView, attribute: .CenterX, relatedBy: .Equal, toItem: self, attribute: .CenterX, multiplier: 1.0, constant: 0))
        addConstraint(NSLayoutConstraint(item: circleView, attribute: .CenterY, relatedBy: .Equal, toItem: self, attribute: .CenterY, multiplier: 1.0, constant: -60))
        //大头标的约束
        addConstraint(NSLayoutConstraint(item: iconView, attribute: .CenterX, relatedBy: .Equal, toItem: circleView, attribute: .CenterX, multiplier: 1.0, constant: 0))
        
        addConstraint(NSLayoutConstraint(item: iconView, attribute: .CenterY, relatedBy: .Equal, toItem: circleView, attribute: .CenterY, multiplier: 1.0, constant: 0))
        
        
        
        //设置提示文案的约束
        addConstraint(NSLayoutConstraint(item: tipLabel, attribute: .CenterX, relatedBy: .Equal, toItem: circleView, attribute: .CenterX, multiplier: 1.0, constant: 0))
        
        addConstraint(NSLayoutConstraint(item: tipLabel, attribute:.Top, relatedBy: .Equal, toItem: circleView, attribute: .Bottom, multiplier: 1.0, constant: 26))
        addConstraint(NSLayoutConstraint(item: tipLabel, attribute: .Width, relatedBy: .Equal, toItem: nil, attribute: .NotAnAttribute, multiplier: 1.0, constant: 224))
        addConstraint(NSLayoutConstraint(item: tipLabel, attribute: .Height, relatedBy: .Equal, toItem: nil, attribute: .NotAnAttribute, multiplier: 1.0, constant: 50))
        
        //        1 注册登陆按钮的约束
        addConstraint(NSLayoutConstraint(item: loginBtn, attribute: .Left, relatedBy: .Equal, toItem: tipLabel, attribute: .Left, multiplier: 1.0, constant: 0))
        
        addConstraint(NSLayoutConstraint(item: loginBtn, attribute: .Top, relatedBy: .Equal, toItem: tipLabel, attribute: .Bottom, multiplier: 1.0, constant: 16))
        
        addConstraint(NSLayoutConstraint(item: loginBtn, attribute: .Width, relatedBy: .Equal, toItem: nil, attribute: .NotAnAttribute, multiplier: 1.0, constant: 100))
        
        addConstraint(NSLayoutConstraint(item: loginBtn, attribute: .Height, relatedBy: .Equal, toItem: nil, attribute: .NotAnAttribute, multiplier: 1.0, constant: 35))
        
        //设置注册按钮的约束
        addConstraint(NSLayoutConstraint(item: registerBtn, attribute: .Right, relatedBy: .Equal, toItem: tipLabel, attribute: .Right, multiplier: 1.0, constant: 0))
        addConstraint(NSLayoutConstraint(item: registerBtn, attribute: .Top, relatedBy: .Equal, toItem: tipLabel, attribute: .Bottom, multiplier: 1.0, constant: 16))
        addConstraint(NSLayoutConstraint(item: registerBtn, attribute: .Width, relatedBy: .Equal, toItem: nil, attribute: .NotAnAttribute, multiplier: 1.0, constant: 100))
        addConstraint(NSLayoutConstraint(item: registerBtn, attribute: .Height, relatedBy: .Equal, toItem: nil, attribute: .NotAnAttribute, multiplier: 1.0, constant: 35))
        //设置背景视图的约束
        addConstraints(NSLayoutConstraint.constraintsWithVisualFormat("H:|-0-[backView]-0-|", options: [], metrics: nil, views: ["backView":backView]))
        
        addConstraints(NSLayoutConstraint.constraintsWithVisualFormat("V:|-0-[backView]-(-35)-[registerBtn]", options: [], metrics: nil, views: ["backView":backView ,"registerBtn": registerBtn]))
        
        backgroundColor = UIColor(white: 0.93, alpha: 1)

        //添加点击事件
        loginBtn.addTarget(self, action: "loginDidBtnClick", forControlEvents: .TouchUpInside)
        registerBtn.addTarget(self, action: "registerBtnDidClick", forControlEvents: .TouchUpInside)
    }
    
    
    //懒加载控件
    private lazy var circleView: UIImageView = UIImageView(image: UIImage(named: "visitordiscover_feed_image_smallicon"))
    
    private lazy var iconView: UIImageView = UIImageView(image: UIImage(named: "visitordiscover_feed_image_house"))
    
    private lazy var backView: UIImageView = UIImageView(image: UIImage(named: "visitordiscover_feed_mask_smallicon"))
    
    private lazy var tipLabel:UILabel = UILabel(title: "关注一些人，回这里看看有什么惊喜关注一些人，回这里看看有什么惊喜", size: 14, color: UIColor.lightGrayColor())
    //懒加载登陆按钮的实例化
    private lazy var loginBtn : UIButton = UIButton(title: "登陆", backImage: "common_button_white_disable", color: UIColor.lightGrayColor())
    
    //懒加载注册按钮的实例化
    private var registerBtn : UIButton = UIButton(title: "注册", backImage: "common_button_white_disable", color: UIColor.orangeColor())
    
}









